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 A065732 Largest square <= 2^n. 2
 1, 4, 4, 16, 25, 64, 121, 256, 484, 1024, 2025, 4096, 8100, 16384, 32761, 65536, 131044, 262144, 524176, 1048576, 2096704, 4194304, 8386816, 16777216, 33547264, 67108864, 134212225, 268435456, 536848900, 1073741824, 2147395600 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Harry J. Smith, Table of n, a(n) for n = 1..200 FORMULA a(n) = A048760(A000079(n)) = A048760(2^n). MATHEMATICA Table[Floor[Sqrt[2^w]//N]^2, {w, 1, 50}] PROG (PARI) { for (n=1, 200, a=sqrtint(2^n)^2; write("b065732.txt", n, " ", a) ) } \\ Harry J. Smith, Oct 28 2009 CROSSREFS Cf. A048760, A000079, A065730-A065741. Sequence in context: A082649 A156232 A053441 * A092959 A330054 A183433 Adjacent sequences: A065729 A065730 A065731 * A065733 A065734 A065735 KEYWORD easy,nonn AUTHOR Labos Elemer, Nov 15 2001 STATUS approved

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Last modified March 24 21:37 EDT 2023. Contains 361511 sequences. (Running on oeis4.)