㡼ߡ
ڻ˺Ƥġ
630ڡ 0:05:49 38007
ͤ
ºݽ񤭤ޤorz
裲롼ס 630ڡ 0:10:23 HomePage:38008

2011ǯȾ72374522ʬ
1/6ʬ

140㡼ߡ
65sugitakukun
60ߥ饯
58Taro
44ߡ
26sodo
23ؽ
18tfnt
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17ʥ륫
15
13cocolo
10
11
10kasama
9
9EG
8
6
6kazz
4die neue Frau
4ߥͥ
3Iλ
3̥ʡ ֥꡼
3߼Ψ繥ʹ
3add
3餫
3M'm
3cyclone@饤եå峫
3ѥޥ

3volxa
3tomh
3äѥȥ
3ݤä
2ե륳
2
2ȥ饤

2miki-flour-st

1⡼

724Υǡ10ǯȾ˲󤷤Τ
̯˸äƤͤǤƤȻפޤ桼ȤǤ
746Υǡɤ٤¤ޤäȤޤ

ƱǤ¤ӤŬǤ
ʿѽ̤Ȥ¤٤ۤ褫äޤɥɥ

ܲȤοͤߤʤΤͤϺޤǤ


(1*6+1+2*5+1+3*4+1+4*3+1+5*2+1+6*1+1)*9/2
Ǥ͡+1˺줿/2˺줿Ǥ󤶤Ǥ
630ڡ 0:10:59 38009

2011ǯȾ72374826ʬ
Ǥ

¿ʬäƤϤ¿ʬ
630ڡ 0:12:16 38010
Ҥ
®
Ȥȡ
ݭʬϭݭΣĤ˶ڤ졢ܣ᣷
ݭʬϭݭȭݭΣĤ˶ڤ졢ߣܣᣱ
Ʊͤ³
ʣܣܣܣܣܣˡߣࣲᣲ
630ڡ 0:14:26 38011
ߤ
Ŭ˻ײ˱߼¡áģɤ֤

ʣˣȣäΤ褦ʴ֤ĤľʣܰˤФƤϣܲڤΤǡ
־ʬפϣߡʣܣˡ᣶
ʣˣȣĤΤ褦ʴ֤ĤľʣܰˤФƤϣܲڤΤǡ
־ʬפϣߡʣܣˡ᣹
ʣˣȣŤΤ褦ʴ֤ĤľʣܰˤФƤϣܲڤΤǡ
־ʬפϣߡʣܣˡᣱ

ʣˡʣˤιפϣܣܣᣲܡ

ʤ󤫿ؤǴñ˲򤱤ʵϤ뤱ɡġ
630ڡ 0:15:29 38012

˥ߥƤθĤΤǽ
2011ǯȾ72574824ʬ
1/6ʬ

140㡼ߡ
65sugitakukun
60ߥ饯
58Taro
44ߡ
26sodo
23ؽ
18tfnt
17Τ߹
17ʥ륫
15
13cocolo
11
10
10kasama
9
9EG
8
6
6kazz
4die neue Frau
4ߥͥ
3Iλ
3̥ʡ ֥꡼
3߼Ψ繥ʹ
3add
3餫
3M'm
3cyclone@饤եå峫
3ѥޥ

3volxa
3tomh
3äѥȥ
3ݤä
2ե륳
2
2ȥ饤

2miki-flour-st

1⡼

¿ʬפʤϤǤ
630ڡ 0:20:06 38013
ͣ.ǥ
ĤĺФгΤĤʬʬΡ11ʬʬΡ13ʬ
ʬΤ2ܤĤǤΤǡ7+11+13)*2*9 /279
ȤľˡǤʤäȤäꤷˡΤǤ礦ͤƤߤޤ
630ڡ 0:23:16 38014
㡼ߡ
ޤܤʤ 2 ʬ 9C2 - 9 =27 ܤ롣
гθϡ9 4 Ǹ褦 2 ķ֤ȤбΤ 9C4 =126 ġ
126 Ĥ줾ˤäƾʬθĿ 2 Ĥ (27 ܤΤ 2 ܤ 1 Ĥ) Τǡ
27 + 126 x 2 = 279

ȰǤޤ#38011 #38012 Τ褦Ĵ٤ᤤ⤷ޤ
Τ褦ˤ +1 ˺줿ͤˤޤ
630ڡ 0:28:15 38015
ߡ
#38015ƱǤ
ηӤǡѤǤƬ˿ФƤʤġ
630ڡ 0:45:05 38016
tomh
ߤʤƱͤʤΤǡ
n(4)ĤΤȤ˰̲ȡʬ

[ 1x(n-3) +2x(n-2) ++(n-3)x1]xn/2 = n(n-3)(n^2-3n+8)/12

ʬ䤵ޤ͡

ԡ 630ڡ 1:11:58 HomePage:H to M38017
cyclone
#38014Ʊ
9*7+9*11+9*13ǽФޤ
630ڡ 1:14:01 38018
ͣ.ǥ
ͤľơɡФƤˡ #38015ƱΤǤ
̲Ǥ
n(n-1)/2ݣ2*n(n-1)n-2)(n-3)/4!n(n-3)(n^2-3n+8)/12
Ȥ׻ǡtomhΡ#38017Ȱפޤ
630ڡ 1:57:53 38019

Ρؤ򹥤ˤʤääˤʤäΤҤȤĤˡֱߤˣܤθȤߤϺǹ⤤Ĥ̤ʬ䤵Ǥ礦פȤΤꡢޤ򸫤ִ֤פФޤ
630ڡ 3:22:56 38020
abcba@jugglermoka
5Ĥξ5(2^((51)/2)1)9Ĥξ9(2^((91)/2)1)ΩäƤΤ϶....
630ڡ 9:20:08 38021
abcba@jugglermoka
5Ĥξ5(2^((5-1)/2)1)δְ㤨Ǥμ2Τ٤褬Ǥ˻פޤ
630ڡ 9:22:06 38022
uchinyan
Ϥˤϡơϡ
μϡΤͤΤͭ̾Ǥ͡鸫οͤϸǤ꤫Τޤ

(ˡ1)
߼ΣĤ 1 9 ̾Ĥޤ
ޤ1 ʬ˴ؤƹͤޤ
٤礦ˤϰʤΤǡ1-21-9 ȰȤϤޤ󡣤ޤɤΣܤǸʤȤդޤ
1-3 Ȱ硤(9 - 2 - 1) + 1 = 7 Ĥʬޤ
1-4 Ȱ硤(9 - 2 - 2) * 2 + 1 = 11 Ĥʬޤ
1-5 Ȱ硤(9 - 2 - 3) * 3 + 1 = 13 Ĥʬޤ
1-6 Ȱ硤1-5 ξƱʤΤ 13 Ĥʬޤ
1-7 Ȱ硤1-4 ξƱʤΤ 11 Ĥʬޤ
1-8 Ȱ硤1-3 ξƱʤΤ 7 Ĥʬޤ
ǡ1 ʬ (7 + 11 + 13) * 2 = 62 Ǥ
2 9 Ʊͤ 62 ĤĤǤ㤨 1-6 6-1 ƱǡΤĤĽʣΤȾʬˤơ
62 * 9 * 1/2 = 279 ġˤʤޤ

(ˡ2)
߼٤ʤֺݤˡ
¾Τʬȸ뤴Ȥˡǽʬʬ䤬Ǹ˱߼ȷǡʬϤ⤦ޤ
ʬθǤϡɬܤʬäƤ뤳ȤդȡɡΤȤƤʬʬθĿϡ
ʬθθĿ * 2 + ʬܿ
ˤʤޤ
ʬθθĿϡ߼ΣǤǤͳѷгθθĿͳѷгθϻͳѷ˰ĤĤʤΤǡ
ɡͳѷθĿĤޤꡤ߼ΣΤȤξοˤʤäơ9C4 = 126 Ǥ
ޤʬܿϡ߼飲ä٤礦ʬܿФΤǡ9C2 - 9 = 27 Ǥ
ǡʬʬθĿϡ126 * 2 + 27 = 279 ġˤʤޤ

ʤɤǤ⡤߼ n Ĥξؤΰ̲ϲǽǤ(ˡ2)ñǡ
nC4 * 2 + nC2 - n = n(n-1)(n-2)(n-3)/24 * 2 + n(n-1)/2 - n = n(n^3 - 6n^2 + 17n - 24)/12 = n(n-3)(n^2 - 3n + 8)/12
ˤʤޤ͡
ͥνȡ 630ڡ 12:22:42 MAIL:uchi@sco.bekkoame.ne.jp 38023
⡼ޥ
#38023

ʤۤ...ˡ2Ǽ ^^;v
1...ʬʬʬΤ...x2 ʤ !!
褯狼ʤޤ...
(9-3)*9/2+9C4*2=27+126*2=279
äȷǼĤǤ狼ޤ...Orz...
630ڡ 12:30:13 38024
uchinyan
ǼĤɤߤޤ

#38009#38011#38012#38014#38017#38018#38023(ˡ1)
ޤ߼ΰʬˤʬĴ١˽ʣθƱ߼θĿʬ­夲ˡ

#38015#38016#38019#38023(ˡ2)#38024
ܤʬʬϡʬθ + 1ܤΤǤϡʬθθĿ * 2 + ʬܿˤʤ뤳ȤȤˡ

#38008
ƻ˿ˡ
ͥνȡ 630ڡ 12:49:03 MAIL:uchi@sco.bekkoame.ne.jp 38025
X
֤Ǥס˲Ϥޤ
630ڡ 19:23:39 38026
ޤä
ĩ路ޤޤ

äȴư
74ʷ 14:29:14 38027