1,3

Table of n, a(n) for n=1..61.

(See A191920.)

Cf. A191920, A191921, A191923.

Sequence in context: A035064 A113191 A191923 * A252494 A030294 A125668

Adjacent sequences: A191919 A191920 A191921 * A191923 A191924 A191925

nonn

Clark Kimberling, Jun 19 2011

approved