0,2

H. Taylor, personal communication.

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

Cf. A048289.

Adjacent sequences: A007562 A007563 A007564 this_sequence A007566 A007567 A007568

Sequence in context: A031716 A031607 A020539 this_sequence A098253 A031517 A116285

nonn,fini,nice,hard

njas

2 more terms from Arlin Anderson (starship1(AT)gmail.com)