A212462 a(n) = ceiling(5n*log(5n)).

9, 24, 41, 60, 81, 103, 125, 148, 172, 196, 221, 246, 272, 298, 324, 351, 378, 405, 433, 461, 489, 518, 546, 575, 604, 633, 663, 692, 722, 752, 782, 813, 843, 874, 904, 935, 966, 997, 1029, 1060, 1092, 1123, 1155

Offset

1,1

Links

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

Formula

a(n) = A050502(5*n). - Michel Marcus, Jan 11 2016

Mathematica

Table[Ceiling[5*n*Log[5*n]], {n, 80}] (* Vincenzo Librandi, Feb 14 2013 *)

Prog

(Derive) PROG(y := [], x := 100, LOOP(IF(x = 0, RETURN y), y := ADJOIN(CEILING(5·x·LOG(5·x)), y), x := x - 1))
(Magma) [Ceiling(5*n*Log(5*n)): n in [1..80]]; // Vincenzo Librandi, Feb 14 2013
(PARI) a(n) = ceil(5*n*log(5*n)); \\ Michel Marcus, Jan 11 2016

Crossrefs

Cf. A050502, A050504, A212455, A212456, A212457, A212458, A212459, A212460, A212461.

Sequence in context: A047720 A320599 A293846 * A161449 A063066 A262044

Adjacent sequences: A212459 A212460 A212461 * A212463 A212464 A212465

Keyword

easy,nonn

Author

Mohammad K. Azarian, May 31 2012

Status

approved