login
A065544
a(n) is smallest prime > 13*a(n-1), a(1) = 13.
0
13, 173, 2251, 29269, 380503, 4946581, 64305559, 835972301, 10867639987, 141279319843, 1836631157971, 23876205053627, 310390665697169, 4035078654063221, 52456022502821891, 681928292536684637
OFFSET
1,1
MATHEMATICA
NextPrim[n_Integer] := Block[ {k = n + 1}, While[ !PrimeQ[k], k++ ]; Return[k]]; a[1] = 13; a[n_] := NextPrim[ 13*a[n - 1]]; Table[ a[n], {n, 1, 20} ]
CROSSREFS
Sequence in context: A275293 A296585 A219021 * A362859 A096719 A296677
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Nov 28 2001
STATUS
approved