login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

a(1) = 0, for n >= 2; a(n) = the smallest number h such that tau(h) = A000005(h) = a(n-1) + 2.
8

%I #2 Mar 30 2012 19:00:22

%S 0,2,6,24,12288

%N a(1) = 0, for n >= 2; a(n) = the smallest number h such that tau(h) = A000005(h) = a(n-1) + 2.

%C The next term is too large to include.

%F A000005(a(n)) = a(n-1) + 2 for n >= 2.

%Y Cf. A014221, A173603, A173604, A173605, A173606, A173607, A173608, A171959, A173011.

%K nonn

%O 1,2

%A _Jaroslav Krizek_, Nov 06 2010