A032516 Sum of the integer part of 7/2-th roots of integers less than n.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 84, 87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 123, 126, 129, 132, 135, 138, 141

Offset

0,3

Links

Harvey P. Dale, Table of n, a(n) for n = 0..1000

Mathematica

Accumulate[Floor[Surd[Range[0, 70]^2, 7]]] (* Harvey P. Dale, Mar 21 2020 *)

Crossrefs

Sequence in context: A051534 A032961 A033063 * A218530 A008729 A344452

Adjacent sequences: A032513 A032514 A032515 * A032517 A032518 A032519

Keyword

nonn

Author

Michel Tixier (tixier(AT)dyadel.net)

Status

approved