A186882 Alternatively squares and cubes with prime differences.

4, 27, 64, 125, 144, 343, 576, 2197, 2304, 4913, 5184, 12167, 12996, 24389, 27556, 42875, 43264, 68921, 71824, 91125, 91204, 103823, 104976, 205379, 207936, 389017, 389376, 456533, 456976, 704969, 705600, 912673, 933156, 1092727, 1115136, 2352637, 2359296, 2571353, 2579236, 3307949, 3312400, 3581577, 3587236, 5177717, 5180176, 6751269, 6760000, 8365427

Offset

1,1

Comments

Terms are of alternative parity: even squares and odd cubes. Prime first differences in A186883.

Links

Zak Seidov, Table of n, a(n) for n = 1..201

Example

27-4=3^3-2^2=23(prime), 64-27=8^2-3^2=37(prime).

Crossrefs

Sequence in context: A141091 A349200 A078111 * A097792 A308474 A058067

Adjacent sequences: A186879 A186880 A186881 * A186883 A186884 A186885

Keyword

nonn

Author

Zak Seidov, Feb 28 2011

Status

approved