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A280503 a(n) = A091255(n,A056539(n)). 4
1, 2, 3, 2, 5, 2, 7, 2, 9, 10, 1, 12, 1, 2, 15, 2, 17, 2, 1, 2, 21, 2, 3, 4, 1, 2, 27, 4, 3, 2, 31, 2, 33, 6, 7, 18, 1, 38, 5, 6, 1, 42, 3, 2, 45, 6, 1, 12, 7, 2, 51, 52, 3, 18, 1, 56, 5, 6, 1, 12, 1, 2, 63, 2, 65, 2, 1, 2, 1, 2, 3, 2, 73, 2, 15, 2, 3, 2, 7, 2, 1, 2, 9, 2, 85, 2, 1, 2, 3, 2, 1, 2, 93, 2, 5, 4, 1, 2, 99, 4, 9, 2, 1, 4, 15, 2, 107, 4, 1, 2, 3, 8 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..8192

Index entries for sequences related to binary expansion of n

FORMULA

a(n) = A091255(n,A056539(n)).

Other identities. For all n >= 1:

a(A056539(n)) = a(n).

A048720(a(n), A280504(n)) = n.

PROG

(Scheme) (define (A280503 n) (A091255bi n (A056539 n))) ;; A091255bi implements the 2-argument GF(2)[X] GCD-function (A091255).

CROSSREFS

Cf. A048720, A056539, A091255, A280502, A280505.

Sequence in context: A057815 A007387 A105222 * A094757 A095171 A343004

Adjacent sequences:  A280500 A280501 A280502 * A280504 A280505 A280506

KEYWORD

nonn,base

AUTHOR

Antti Karttunen, Jan 09 2017

STATUS

approved

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Last modified July 23 12:19 EDT 2021. Contains 346259 sequences. (Running on oeis4.)