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A175142 a(n) = sigma(A175141(n)), where sigma(n) = A000203(n). 1

%I #7 Mar 11 2014 01:32:50

%S 3,7,6,15,13,18,12,24,31,18,20,32,36,24,31,42,40,56,30,48,54,48,38,56,

%T 42,44,78,72,48,57,93,72,98,54,72,90,60,62,104,127,84,144,68,96,144,

%U 72,74,124,140,96,80,121,126,84,108,132,120,180,90,112,168,144,120,98,156

%N a(n) = sigma(A175141(n)), where sigma(n) = A000203(n).

%C No term of this sequence is in sequence A175141.

%Y Cf. A175141, A000203.

%K nonn

%O 1,1

%A _Leroy Quet_, Feb 23 2010

%E Extended by _Ray Chandler_, Mar 06 2010

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Last modified April 19 09:23 EDT 2024. Contains 371782 sequences. (Running on oeis4.)