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A196569 Binomial coefficients of the form C(n, 4) that is a concatenation of binomial coefficients of the form C(n, 4). 0
15, 1001, 12650, 14950, 387670507005 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

Erich Friedman, Problem of the month October 2011

EXAMPLE

15 = 1 & 5

1001 = 1 & 0 & 0 & 1

12650 = 126 & 5 & 0

14950 = 1 & 495 & 0

387670507005 = 3876 & 70 & 5 & 0 & 70 & 0 & 5

CROSSREFS

Sequence in context: A274713 A229840 A102102 * A019282 A082158 A064625

Adjacent sequences:  A196566 A196567 A196568 * A196570 A196571 A196572

KEYWORD

nonn,base,bref

AUTHOR

Kausthub Gudipati, Oct 04 2011

STATUS

approved

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Last modified November 12 04:21 EST 2019. Contains 329051 sequences. (Running on oeis4.)