A276615 After a(0)=0, the first differences of A276613.

0, 7, 7, 7, 5, 7, 7, 7, 5, 7, 4, 7, 7, 7, 5, 7, 7, 7, 5, 9, 7, 7, 7, 5, 7, 7, 7, 5, 7, 4, 7, 7, 7, 7, 7, 7, 7, 5, 7, 7, 7, 5, 7, 4, 7, 7, 7, 5, 7, 7, 12, 9, 3, 7, 7, 7, 5, 7, 7, 7, 5, 7, 4, 7, 7, 7, 5, 7, 7, 12, 9, 7, 7, 7, 5, 7, 7, 5, 7, 7, 7, 5, 7, 7, 7, 5, 7, 4, 7, 7, 7, 5, 7, 7, 12, 9, 7, 7, 7, 5, 7, 7, 12, 11, 7, 7, 7, 7, 2

Offset

0,2

Links

Antti Karttunen, Table of n, a(n) for n = 0..10236

Formula

a(n) = A055401(A276613(n)).

a(0) = 0; for n >= 1, a(n) = A276613(n) - A276613(n-1).

Prog

(Scheme, two alternatives)
(define (A276615 n) (A055401 (A276613 n)))
(define (A276615 n) (if (zero? n) n (- (A276613 n) (A276613 (- n 1)))))

Crossrefs

Cf. A055401, A276613.

Sequence in context: A019799 A341908 A216159 * A103983 A232127 A195413

Adjacent sequences: A276612 A276613 A276614 * A276616 A276617 A276618

Keyword

nonn

Author

Antti Karttunen, Sep 07 2016

Status

approved