1,1

Denominators are in A235380.

See comments in A235354.

Table of n, a(n) for n=1..62.

Cf. A235354.

Sequence in context: A088635 A296550 A031255 * A174839 A245462 A022457

Adjacent sequences: A235376 A235377 A235378 * A235380 A235381 A235382

nonn,base,frac

Vladimir Shevelev and Peter J. C. Moses, Jan 08 2014

approved