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A069029
Powers of 4 with strictly increasing sum of digits.
6
1, 4, 16, 64, 256, 4096, 16384, 65536, 1048576, 16777216, 67108864, 268435456, 4294967296, 17179869184, 68719476736, 274877906944, 70368744177664, 281474976710656, 1125899906842624, 4503599627370496, 18014398509481984, 72057594037927936, 18446744073709551616
OFFSET
1,2
CROSSREFS
Sequence in context: A050734 A075614 A083592 * A238940 A083589 A098590
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, Apr 02 2002
EXTENSIONS
More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002
STATUS
approved