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A249731 Number of multiples of 4 on row n of Pascal's triangle minus the number of multiples of 9 on the same row: a(n) = A249732(n) - A249733(n). 3
0, 0, 0, 0, 2, 0, 1, 0, 6, -2, 0, 0, 3, 0, 3, -2, 13, 12, -1, 2, 13, -2, 3, 0, 15, 12, 11, -20, -4, -12, -12, -14, 21, 14, 20, 24, 1, 2, 11, -4, 20, 20, 11, 6, 29, -18, -4, -6, 22, 26, 32, 18, 32, 22, -25, -34, 9, -4, -1, -6, 9, 0, 15, -50, 25, 36, 23, 32, 49, 32, 44, 48, 13, 26, 43, 10, 41, 40, 31, 24, 73, -12 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..6561

FORMULA

a(n) = A249732(n) - A249733(n).

PROG

(Scheme) (define (A249731 n) (- (A249732 n) (A249733 n)))

CROSSREFS

Cf. A007318, A034931, A095143, A249723, A249732, A249733.

Sequence in context: A166378 A249820 A136579 * A249732 A076694 A095403

Adjacent sequences:  A249728 A249729 A249730 * A249732 A249733 A249734

KEYWORD

sign

AUTHOR

Antti Karttunen, Nov 05 2014

STATUS

approved

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Last modified February 18 09:15 EST 2020. Contains 332011 sequences. (Running on oeis4.)