Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #7 Mar 11 2014 01:32:50
%S 3,5,7,8,10,11,12,14,16,20,22,26,28,32,34,36,38,44,46,48,56,60,68,72,
%T 76,80,84,92,96,100,106,108,128,136,148,156,160,168,174,176,196,200,
%U 208,236,244,248,260,304,328,344,392,416,436,456,484,520,528,536,592,608
%N a(n) = d(A175145(n)-1)+d(A175145(n)+1), where d(m) is the number of divisors of m.
%C This sequence is strictly monotonically increasing.
%Y Cf. A000005, A090481, A175144.
%K nonn
%O 1,1
%A _Leroy Quet_, Feb 24 2010
%E Extended by _Ray Chandler_, Mar 04 2010