Voozh

A045805

5-ish numbers (end in 51, 57, 93, 99).

51, 57, 93, 99, 151, 157, 193, 199, 251, 257, 293, 299, 351, 357, 393, 399, 451, 457, 493, 499, 551, 557, 593, 599, 651, 657, 693, 699, 751, 757, 793, 799, 851, 857, 893, 899, 951, 957, 993, 999, 1051, 1057, 1093, 1099, 1151, 1157, 1193, 1199, 1251, 1257

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..1000

FORMULA

Empirical g.f.: x*(51+6*x+36*x^2+6*x^3+x^4)/(1-x-x^4+x^5). - Colin Barker, Jan 23 2012

MATHEMATICA

Select[Range[50, 1500], MemberQ[{51, 57, 93, 99}, Mod[#, 100]]&] (* Harvey P. Dale, Nov 14 2022 *)

PROG

(Haskell)

import Data.List (findIndices)