A172512 Partial sums of A057429.

2, 5, 10, 17, 28, 47, 76, 123, 196, 275, 388, 539, 696, 859, 1026, 1265, 1506, 1789, 2142, 2509, 2888, 3345, 4342, 5709, 8750, 18891, 33590, 61119, 110326, 187617, 272854, 379547, 539970, 743759, 1108048, 2100009, 3303802, 4971123, 8675176, 13467233, 28784460

Offset

1,1

Links

Table of n, a(n) for n=1..41.

Crossrefs

Cf. A057429.

Sequence in context: A172435 A049688 A011894 * A172982 A178137 A071602

Adjacent sequences: A172509 A172510 A172511 * A172513 A172514 A172515

Keyword

nonn

Author

Jonathan Vos Post, Feb 05 2010

Extensions

More terms from the data at A057429 added by Amiram Eldar, Oct 19 2024

Status

approved