A135385 Fixed points of the map m -> powertrain(m) (see A133500 for definition).

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 2592, 24547284284866560000000000

Offset: 1

Author

J. H. Conway and N. J. A. Sloane, Dec 11 2007, Dec 19 2007

Keywords

• nonn
• base

Comments

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

Examples

			Under the powertrain map of A133500, 2^5*3^4 = 2592 -> 2^5*9^2 = 2592.
2^46*3^6*5^10*7^2 = 24547284284866560000000000 -> 2^4*5^4*7^2*8^4*2^8*4^8*6^6*5^6*0^0*0^0*0^0*0^0*0^0 = 24547284284866560000000000.
		

Links

• N. J. A. Sloane, Confessions of a Sequence Addict (AofA2017), slides of invited talk given at AofA 2017, Jun 19 2017, Princeton. Mentions this sequence.
• N. J. A. Sloane, Three (No, 8) Lovely Problems from the OEIS, Experimental Mathematics Seminar, Rutgers University, Oct 05 2017, Part I, Part 2, Slides. (Mentions this sequence)