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Heuristics show that these terms are valid, but a strict proof is yet to be done.
a(1)-a(11) verified via Størmer's theorem. - Charles R Greathouse IV, Feb 19 2013
Andrey V. Kulsha, Table of n, a(n) for n = 1..25
Cf. A003033, A193944, A193946, A145605.
Sequence in context: A074339 A115164 A003033 * A087147 A152607 A118559
Adjacent sequences: A193942 A193943 A193944 * A193946 A193947 A193948
Andrey V. Kulsha, Aug 10 2011