A292262 - OEIS

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A292262

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

6

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

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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