A292262 Number of trailing 2-digits in ternary representation of A245612(n).

0, 1, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 3, 0, 1, 0, 1, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1, 0, 2, 0, 1, 0, 4, 0, 1, 0, 1, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 1, 0, 1

Offset

0,7

Links

Antti Karttunen, Table of n, a(n) for n = 0..16384

Formula

a(n) = A007949(1+A245612(n)).

a(n) = A007814(1+A291763(n)).

a(0) = 0, a(1) = 1, after which a(2n) = 1 + A292261(n/2), a(2n+1) = 0.

Prog

(Scheme)
(define (A292262 n) (A007949 (+ 1 (A245612 n))))
(define (A292262 n) (A007814 (+ 1 (A291763 n))))
(define (A292262 n) (cond ((<= n 1) n) ((odd? n) 0) (else (+ 1 (A292261 (/ n 2))))))

Crossrefs

Cf. A007814, A007949, A245612, A291763, A292261 (even bisection subtracted by one).

Cf. also A292242, A292252.

Sequence in context: A355741 A355744 A179010 * A160804 A085854 A216188

Adjacent sequences: A292259 A292260 A292261 * A292263 A292264 A292265

Keyword

nonn,base

Author

Antti Karttunen, Sep 12 2017

Status

approved