1,1
column 31 of A171275.
Table of n, a(n) for n=1..8.
Sequence in context: A207441 A207431 A208373 * A009975 A042862 A159674
Adjacent sequences: A171302 A171303 A171304 * A171306 A171307 A171308
nonn
R. H. Hardin Dec 06 2009
approved