A080296 a(n) = A080301(A080293(n)).
0, 2, 280, 47104, 1552115753, 320620847201, 14010400861700086, 666566814219424468355, 1738670860867061382977091021290, 403468080959285491446589623771973
Offset: 0
Keywords
Crossrefs
Cf. A080295.
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