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A056759
The 17 prime powers k = p^w such that d(p^w)^3 > p^w where d = A000005().
0
2, 3, 4, 5, 7, 8, 9, 16, 25, 27, 32, 64, 81, 128, 256, 512, 1024
OFFSET
1,1
COMMENTS
For all divisors of the LCM of the terms of this sequence (14515200) the defining relation d(x)^3 > x is also satisfied.
EXAMPLE
Differences d(x)^3 - x of the 17 entries of this sequence are 6, 5, 23, 3, 1, 56, 18, 109, 2, 37, 184, 279, 44, 384, 473, 488, 307.
KEYWORD
fini,full,nonn
AUTHOR
Labos Elemer, Aug 16 2000
STATUS
approved