1,2

Equivalently, the odd Lynch-Bell numbers.

Cf. A115569, A117912 (same but digits are all even).

Adjacent sequences: A117910 A117911 A117912 this_sequence A117914 A117915 A117916

Sequence in context: A100866 A102633 A052942 this_sequence A064411 A084229 A057482

base,easy,fini,full,nonn

Rick L. Shepherd (rshepherd2(AT)hotmail.com), Apr 02 2006