cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A096703 Balanced primes of order eleven.

Original entry on oeis.org

173, 353, 631, 827, 3329, 4723, 13693, 17789, 20947, 21059, 21503, 23563, 23599, 27751, 29759, 35419, 36781, 37991, 44939, 52021, 57163, 57269, 57719, 59663, 68713, 70529, 70879, 71399, 75541, 76949, 78301, 79621, 94399, 101929, 104759
Offset: 1

Views

Author

Robert G. Wilson v, Jun 26 2004

Keywords

Examples

			173 is a member because 173 = (109 + 113 + 127 + 131 + 137 + 139 + 149 + 151 + 157 + 163 + 167 + 173 + 179 + 181 + 191 + 193 + 197 + 199 + 211 + 223 + 227 + 229 + 233)/23 = 3979/23.
		

Crossrefs

Programs

  • GAP
    P:=Filtered([1..150000],IsPrime);;
    a:=List(Filtered(List([0..12000],k->List([1..23],j->P[j+k])),i->Sum(i)/23=i[12]),m->m[12]); # Muniru A Asiru, Mar 04 2018
  • Mathematica
    Transpose[ Select[ Partition[ Prime[ Range[10000]], 23, 1], #[[12]] == (#[[1]] + #[[2]] + #[[3]] + #[[4]] + #[[5]] + #[[6]] + #[[7]] + #[[8]] + #[[9]] + #[[10]] + #[[11]] + #[[13]] + #[[14]] + #[[15]] + #[[16]] + #[[17]] + #[[18]] + #[[19]] + #[[20]] + #[[21]] + #[[22]] + #[[23]])/22 &]][[12]]
    Transpose[Select[Partition[Prime[Range[11000]],23,1],Mean[#] == #[[12]]&]][[12]] (* Harvey P. Dale, Nov 06 2011 *)