A131571 - OEIS

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A131571

Fixed points of the map m -> powerback(m) (see A133048 for definition).

%I #7 Nov 04 2013 13:01:49

%S 0,1,2,3,4,5,6,7,8,9,25,107495424

%N Fixed points of the map m -> powerback(m) (see A133048 for definition).

%C Probably there are no other terms. There are no other terms below 10^100.

%e Under the powerback map of A133048, 25 -> 5^2 = 25, 107495424 -> 4^2*4^5*9^4*7^0*1 = 107495424.

%Y Cf. A133048, A135385.

%K nonn,base

%O 1,3

%A _J. H. Conway_ and _N. J. A. Sloane_, Dec 31 2007