A133504 Numbers that set records in A133500.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 16, 32, 64, 128, 256, 512, 729, 2187, 6561, 19683, 65536, 262144, 390625, 1953125, 10077696, 40353607, 134217728, 387420489, 402653184, 536870912, 671088640, 805306368, 939524096, 1073741824, 1207959552, 1549681956, 1937102445

Offset

1,3

Links

N. J. A. Sloane, Table of n, a(n) for n = 1..81

Example

Factored forms are 0, 1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2^4, 2^5, 2^6, 2^7, 2^8, 2^9, 3^6, 3^7, 3^8, 3^9, 2^16, 2^18, 5^8, 5^9, 2^9*3^9, 7^9, 2^27, 3^18, 2^27*3, 2^29, 2^27*5, 2^28*3, 2^27*7, 2^30, 2^27*3^2, 2^2*3^18, 3^18*5,
2*3^19, 3^18*7, 2^3*3^18, 3^20, 2^4*3^18, 2^5*3^18, 2^6*3^18, 2^7*3^18, 2^8*3^18, 2^9*3^18, 3^24, 2^27*3^7, 3^25, 2^27*3^8, 3^26, 2^27*3^9, 3^27, 2^43, 2^16*3^18, 2^45, 2^18*3^18, 3^18*5^8, 2^27*5^9, ...

Maple

M:=100000; t1:=[]; t2:=[]; rec:=-1; for n from 0 to M do m:=powertrain(n); if m > rec then rec:=m; t1:=[op(t1), m]; t2:=[op(t2), n]; fi; od: lprint(t1); lprint(t2);

Crossrefs

Cf. A133500, A133505.

Sequence in context: A334828 A048407 A322260 * A335492 A108971 A179977

Adjacent sequences: A133501 A133502 A133503 * A133505 A133506 A133507

Keyword

nonn

Author

J. H. Conway and N. J. A. Sloane, Dec 03 2007

Status

approved