OFFSET

1,1

COMMENTS

LINKS

M. F. Hasler, Table of n, a(n) for n = 1..2601 (complete sequence).

MATHEMATICA

With[{s = Prime@ Range@ PrimePi@ 60}, NumberCompose[{#1, #2, #3}, {3600, 60, 1}] & @@ # & /@ Tuples@ {TakeWhile[s, # < 24 &], s, s}] (* Michael De Vlieger, Jan 21 2018 *)

CROSSREFS

KEYWORD

nonn,base,fini,full

AUTHOR

M. F. Hasler, Jan 15 2018

STATUS

approved