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A067501 Powers of 4 with digit sum also a power of 4. 10
1, 4, 68719476736, 95780971304118053647396689196894323976171195136475136, 25108406941546723055343157692830665664409421777856138051584, 1606938044258990275541962092341162602522202993782792835301376 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..5.

CROSSREFS

Cf. A067499, A067500.

Sequence in context: A067508 A034250 A058436 * A066545 A161405 A147876

Adjacent sequences:  A067498 A067499 A067500 * A067502 A067503 A067504

KEYWORD

nonn,base

AUTHOR

Amarnath Murthy, Feb 11 2002

EXTENSIONS

More terms from Sascha Kurz, Mar 18 2002

STATUS

approved

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Last modified October 25 23:19 EDT 2021. Contains 348256 sequences. (Running on oeis4.)