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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..21.

Index to divisibility sequences

CROSSREFS

Cf. A069027, A069028.

Sequence in context: A050734 A075614 A083592 * A238940 A083589 A098590

Adjacent sequences:  A069026 A069027 A069028 * A069030 A069031 A069032

KEYWORD

nonn,base

AUTHOR

Amarnath Murthy, Apr 02 2002

EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002

STATUS

approved

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Last modified October 22 18:55 EDT 2018. Contains 316500 sequences. (Running on oeis4.)