A212458 a(n) = floor(5n*log(5n)).

8, 23, 40, 59, 80, 102, 124, 147, 171, 195, 220, 245, 271, 297, 323, 350, 377, 404, 432, 460, 488, 517, 545, 574, 603, 632, 662, 691, 721, 751, 781, 812, 842, 873, 903, 934, 965, 996, 1028, 1059, 1091, 1122, 1154, 1186

Offset

1,1

Links

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

Mathematica

Table[Floor[5*n*Log[5*n]], {n, 80}] (* Vincenzo Librandi, Feb 13 2013 *)

Prog

(Derive) PROG(y := [], x := 100, LOOP(IF(x = 0, RETURN y), y := ADJOIN(FLOOR(5·x·LOG(5·x)), y), x := x - 1))
(Magma) [Floor(5*n*Log(5*n)): n in [1..80]]; // Vincenzo Librandi, Feb 13 2013
(PARI) a(n)=5*n*log(5*n)\1 \\ Charles R Greathouse IV, Sep 04 2015

Crossrefs

Cf. A050502, A050504, A212455, A212456, A212457, A212459, A212460, A212461, A212462.

Sequence in context: A164284 A047719 A164131 * A114381 A139433 A226600

Adjacent sequences: A212455 A212456 A212457 * A212459 A212460 A212461

Keyword

easy,nonn

Author

Mohammad K. Azarian, May 31 2012

Status

approved