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 A217908 Semiprime powers of distinct semiprimes. 1
 1296, 4096, 6561, 10000, 38416, 50625, 194481, 234256, 262144, 390625, 456976, 531441, 1000000, 1048576, 1185921, 1336336, 1500625, 2085136, 2313441, 4477456, 5764801, 6765201, 7529536, 9150625, 10077696, 10556001, 11316496, 11390625, 14776336, 17850625 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Subset of A113877. LINKS Christian N. K. Anderson, Table of n, a(n) for n = 1..9006, for a(n) < 1.5*10^18 EXAMPLE 6561=9^4, and 9 and 4 are both semiprime. 46656 = 6^6 is excluded because the semiprimes are not distinct. CROSSREFS Cf. A113877. Sequence in context: A281399 A043372 A372841 * A223508 A250810 A320893 Adjacent sequences: A217905 A217906 A217907 * A217909 A217910 A217911 KEYWORD nonn AUTHOR Kevin L. Schwartz and Christian N. K. Anderson, Mar 25 2013 STATUS approved

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Last modified May 26 05:37 EDT 2024. Contains 372807 sequences. (Running on oeis4.)