A262547 Nearest integer to 2^(2^n)/(4*n!).

1, 2, 11, 683, 8947849, 6405119470038039, 16879085660760836481318184892448820, 717956902513121251386228825698709746114025202539934052824017757985572480

Offset: 1

Author

N. J. A. Sloane, Oct 06 2015

Keywords

• nonn

Links

• Jon E. Schoenfield, Table of n, a(n) for n = 1..11
• R. F. Wheeler, An asymptotic formula for the number of complete propositional connectives, Z. Math. Logik Grundlagen Math. 8 (1962), 1-4. [Annotated scanned copy]

Crossrefs

An approximation to A002857.