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A280503 a(n) = A091255(n,A056539(n)). 4

%I #9 Jan 10 2017 19:14:06

%S 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,

%T 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,

%U 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

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

%H Antti Karttunen, <a href="/A280503/b280503.txt">Table of n, a(n) for n = 1..8192</a>

%H <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a>

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

%F Other identities. For all n >= 1:

%F a(A056539(n)) = a(n).

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

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

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

%K nonn,base

%O 1,2

%A _Antti Karttunen_, Jan 09 2017

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Last modified April 23 09:22 EDT 2024. Contains 371905 sequences. (Running on oeis4.)