1,2

Labeled commutative idempotent groupoids.

Index entries for sequences related to groupoids

Product of terms in n-th row of A076112. A023037(n) gives sum of the n-th row.

Cf. A000169, A002489, A023037, A030257, A076112, A090588

Sequence in context: A067075 A015217 A113094 this_sequence A056013 A138339 A007257

Adjacent sequences: A076110 A076111 A076112 this_sequence A076114 A076115 A076116

easy,nonn

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Oct 09 2002

More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 20 2003