1,1
Table of n, a(n) for n=1..4.
Cf. A050645, A048567, A050650.
Sequence in context: A323314 A295022 A017427 * A048567 A227492 A027363
Adjacent sequences: A050641 A050642 A050643 * A050645 A050646 A050647
nonn,base,more
Patrick De Geest, Jul 15 1999
approved