A161416 Partial sums of A056737.

0, 1, 3, 3, 7, 8, 14, 16, 16, 19, 29, 30, 42, 47, 49, 49, 65, 68, 86, 87, 91, 100, 122, 124, 124, 135, 141, 144, 172, 173, 203, 207, 215, 230, 232, 232, 268, 285, 295, 298, 338, 339, 381, 388, 392, 413, 459, 461, 461, 466, 480, 489, 541, 544, 550, 551, 567, 594

Offset

1,3

Links

Table of n, a(n) for n=1..58.

Omar E. Pol, Determinacion geometrica de los numeros primos y perfectos

Omar E. Pol, Divisors and pi(x)

Formula

a(n) = A219730(n) - A219729(n). - Tamas Sandor Nagy, Jan 20 2024

Crossrefs

Cf. A056737, A018253, A160811, A160812, A161205, A161344, A161345, A161424, A006446, A161828, A161835, A219729, A219730.

Sequence in context: A255333 A200792 A218567 * A241637 A241641 A339398

Adjacent sequences: A161413 A161414 A161415 * A161417 A161418 A161419

Keyword

nonn

Author

Omar E. Pol, Jun 21 2009

Extensions

Extended beyond a(16) by R. J. Mathar, Aug 01 2009

Status

approved