2,8

Alexander S. Karpenko, Lukasiewicz's Logics and Prime Numbers, Luniver Press, Beckington, 2006, pp. 98-102.

Table of n, a(n) for n=2..89.

Cf. A058340, A096827, A175177, A175178, A175179.

Sequence in context: A135592 A022912 A318955 * A022922 A239141 A195352

Adjacent sequences: A173880 A173881 A173882 * A173884 A173885 A173886

nonn

Artur Jasinski, Mar 01 2010

Edited, corrected and extended by Arkadiusz Wesolowski, Jan 19 2013

approved