A047882 a(n) = A047881(n) / 2.

0, 5, 10, 19, 31, 50, 75, 110, 151, 205, 268, 346, 434, 540, 658, 797, 949, 1124, 1315, 1532, 1765, 2027, 2308, 2620, 2952, 3318, 3706, 4131, 4579, 5066, 5579, 6134, 6715, 7341, 7996, 8698, 9430, 10212, 11026, 11893, 12793, 13748

Offset

0,2

Links

Table of n, a(n) for n=0..41.

Crossrefs

Sequence in context: A178132 A227844 A191595 * A184260 A053311 A325056

Adjacent sequences: A047879 A047880 A047881 * A047883 A047884 A047885

Keyword

nonn

Author

Clark Kimberling

Extensions

Name corrected by Sean A. Irvine, May 23 2021

Status

approved