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Table of n, a(n) for n=1..15.
First few terms of A136110 are 1,3,4,6,7,9,12,13,15,17,18,22,23,24,28,... . The first run of at least three consecutive numbers is 22,23,24. Hence a(3) = 22.
Cf. A136110, A138900, A138662.
Sequence in context: A290719 A074576 A077244 * A147855 A278333 A132595
Adjacent sequences: A138896 A138897 A138898 * A138900 A138901 A138902
Klaus Brockhaus, Apr 03 2008
a(14)-a(15) from Donovan Johnson, Nov 27 2010