1,2

Barry Cipra, What's Happening in the Mathematical Sciences, Vol. 5, Amer. Math. Soc., 2002; see p. 5.

Sequence in context: A084311 A026490 A053555 this_sequence A002175 A068073 A032452

Adjacent sequences: A124157 A124158 A124159 this_sequence A124161 A124162 A124163

dead