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 A167189 Larger prime power associated with record gap in A167186. 2
 4, 8, 16, 25, 49, 121, 169, 243, 512, 1331, 1681, 2809, 4913, 6241, 7921, 9409, 14641, 22201, 36481, 44521, 49729, 94249, 185761, 226981, 271441, 292681, 452929, 619369, 769129, 822649, 1181569, 1852321, 5442889, 6265009, 8994001, 10883401, 17648401, 18722929 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Donovan Johnson, Table of n, a(n) for n = 1..200 EXAMPLE 49 is in the sequence since the gap between it the previous prime power, 32, is greater than any previous gap. PROG (PARI) isA025475(n) = (omega(n) == 1 & !isprime(n)) | (n == 1) d_max=0; n_prev=1; for(n=2, 32e6, if(isA025475(n), d=n-n_prev; if(d>d_max, print(n); d_max=d); n_prev=n)) CROSSREFS Smaller prime power is in A167188. Record gaps between nonprime prime powers: A167186. Gaps between nonprime prime powers: A053707. List of nonprime prime powers: A025475. Sequence in context: A003451 A277029 A013934 * A050470 A138501 A096296 Adjacent sequences:  A167186 A167187 A167188 * A167190 A167191 A167192 KEYWORD nonn AUTHOR Michael B. Porter, Nov 01 2009 STATUS approved

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Last modified March 19 04:23 EDT 2019. Contains 321311 sequences. (Running on oeis4.)