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A133885 Binomial(n+5,n) mod 5^2. 4
1, 6, 21, 6, 1, 2, 12, 17, 12, 2, 3, 18, 13, 18, 3, 4, 24, 9, 24, 4, 5, 5, 5, 5, 5, 6, 11, 1, 11, 6, 7, 17, 22, 17, 7, 8, 23, 18, 23, 8, 9, 4, 14, 4, 9, 10, 10, 10, 10, 10, 11, 16, 6, 16, 11, 12, 22, 2, 22, 12, 13, 3, 23, 3, 13, 14, 9, 19, 9, 14, 15, 15, 15, 15, 15, 16, 21, 11, 21, 16, 17 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Periodic with length 5^3=125.

LINKS

Table of n, a(n) for n=0..80.

FORMULA

a(n)=binomial(n+5,5) mod 5^2.

G.f. g(x)=sum{0<=k<125, a(k)*x^k}/(1-x^125).

CROSSREFS

Cf. A000040, A133620-A133625, A133630, A038509, A133634-A133636.

Cf. A133875, A133880, A133890, A133900, A133910.

For the sequence regarding binomial(n+5, n) mod 5 see A133875.

Sequence in context: A222741 A338427 A069257 * A170867 A321776 A064929

Adjacent sequences:  A133882 A133883 A133884 * A133886 A133887 A133888

KEYWORD

nonn

AUTHOR

Hieronymus Fischer, Oct 10 2007

STATUS

approved

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Last modified April 16 18:53 EDT 2021. Contains 343050 sequences. (Running on oeis4.)