A278518 - OEIS

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A278518

First differences of A278517; run lengths in A260731.

1, 3, 4, 1, 3, 4, 2, 2, 4, 1, 4, 3, 2, 2, 4, 3, 2, 3, 1, 3, 4, 2, 3, 3, 3, 3, 2, 2, 3, 3, 1, 3, 4, 2, 3, 3, 2, 2, 4, 2, 3, 4, 3, 4, 1, 4, 3, 2, 3, 3, 3, 3, 2, 2, 2, 4, 3, 2, 3, 2, 2, 4, 1, 3, 4, 2, 2, 4, 3, 3, 3, 3, 4, 2, 3, 3, 3, 3, 3, 4, 3, 1, 3, 4, 2, 3, 4, 3, 4, 2, 3, 3, 3, 2, 3, 3, 2, 3, 2, 3, 3, 3, 3, 2, 1, 3, 4, 2, 3, 3, 2, 3, 3, 2, 3, 3, 3, 1, 4, 3, 2

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 0..11363

FORMULA

a(n) = A278517(1+n) - A278517(n).

a(n) = 1 + (A278519(n) - A278517(n)).

a(n) = 1 + A278521(n) + A278522(n).

PROG

(Scheme)

(define (A278518 n) (- (A278517 (+ 1 n)) (A278517 n)))