A136200 Fixed points or cycle values for sequences of the form s(k+1)=sopfr(5s(k)+1), with sopfr=A001414 and any s(1).

12, 13, 15, 16, 19, 22, 23, 25, 28, 33, 35, 40, 41, 50, 61, 70, 76, 85, 105, 130, 163, 251, 265

Offset

1,1

Comments

Similar to A136197, A136198, A136199. For s(1) from 1 to 10000 the only achieved situations were: (a) like A136139, it ends in the 16-cycle (15, 23, 33, 85, 76, 130, 41, 105, 265, 35, 19, 13, 16, 12, 61, 25); (b) it ends in the 4-cycle (28, 50, 251, 163); (c) it ends in the 3-cycle (22, 40, 70). No fixed points were found in this case.

Links

Table of n, a(n) for n=1..23.

Mathematica

see A136197.

Crossrefs

Cf. A136139, A136197, A136198, A136199.

Sequence in context: A048026 A115662 A354746 * A096514 A074163 A076979

Adjacent sequences: A136197 A136198 A136199 * A136201 A136202 A136203

Keyword

fini,nonn

Author

Carlos Alves, Dec 20 2007

Status

approved