A135675 -id:A135675 - cp's OEIS frontend

A135676 a(n) = floor(n^(4/3) - n).

0, 0, 1, 2, 3, 4, 6, 8, 9, 11, 13, 15, 17, 19, 21, 24, 26, 29, 31, 34, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 76, 79, 82, 86, 89, 93, 96, 100, 103, 107, 111, 115, 118, 122, 126, 130, 134, 138, 142, 146, 150, 154, 158

Offset: 1

Mohammad K. Azarian, Dec 01 2007

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Cf. A135660, A135661, A135662, A135663, A135664, A135665, A028391, A135668, A135671, A135672, A135673, A135674, A135675.

[Floor(n^(4/3)-n): n in [1..100]]; // Vincenzo Librandi, Feb 18 2013

Table[Floor[n^(4/3) - n], {n, 100}] (* Vincenzo Librandi, Feb 18 2013 *)

a(n)=sqrtnint(n^4,3)-n \\ Charles R Greathouse IV, Feb 07 2025

Offset corrected by Mohammad K. Azarian, Nov 19 2008

A135677 a(n) = ceiling(n^(4/3)+n).

Original entry on oeis.org

2, 5, 8, 11, 14, 17, 21, 24, 28, 32, 36, 40, 44, 48, 52, 57, 61, 66, 70, 75, 79, 84, 89, 94, 99, 104, 108, 114, 119, 124, 129, 134, 139, 145, 150, 155, 161, 166, 172, 177, 183, 188, 194, 200, 206, 211, 217, 223, 229, 235, 241

Offset: 1

Mohammad K. Azarian, Dec 01 2007

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Cf. A135660, A135661, A135662, A135663, A135664, A135665, A028391, A135668, A135671, A135672, A135673, A135674, A135675, A135676.

[Ceiling(n^(4/3)+n): n in [1..100]]; // Vincenzo Librandi, Feb 16 2013

Table[Ceiling[n^(4/3) + n], {n, 100}] (* Vincenzo Librandi, Feb 16 2013 *)

A135678 Floor(n^(4/3)+n).

Original entry on oeis.org

2, 4, 7, 10, 13, 16, 20, 24, 27, 31, 35, 39, 43, 47, 51, 56, 60, 65, 69, 74, 78, 83, 88, 93, 98, 103, 108, 113, 118, 123, 128, 133, 138, 144, 149, 154, 160, 165, 171, 176, 182, 187, 193, 199, 205, 210, 216, 222, 228, 234, 240

Offset: 1

Mohammad K. Azarian, Dec 01 2007

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Cf. A135660; A135661; A135662; A135663; A135664; A135665; A028391; A135668; A135671; A135672; A135673 ; A135674, A135675; A135676; A135677.

[Floor(n^(4/3)+n): n in [1..100]]; // Vincenzo Librandi, Feb 18 2013

Table[Floor[n^(4/3) + n], {n, 100}] (* Vincenzo Librandi, Feb 18 2013 *)

cp's OEIS Frontend

A135676 a(n) = floor(n^(4/3) - n).

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A135677 a(n) = ceiling(n^(4/3)+n).

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A135678 Floor(n^(4/3)+n).

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Magma

Mathematica