1,1
a(n)=A082081[A000142[A000040(n)]
n=25: p[25]=97, start with 97!, end at a large prime: 52960025378359863409578953=a(25); it seems difficult to predict magnitude of fixed point.
Cf. A008475, A082081, A000142, A000040, A000961.
Adjacent sequences: A082082 A082083 A082084 this_sequence A082086 A082087 A082088
Sequence in context: A137997 A139022 A053683 this_sequence A054971 A124720 A076958
nonn
Labos E. (labos(AT)ana.sote.hu), Apr 08 2003
Search completed in 0.002 seconds