A355095 Taxicab numbers (sums of 2 cubes in more than 1 way) which are products of five distinct primes.

16387189, 16776487, 17045567, 24767171, 38253878, 39639691, 40183262, 41892515, 44409995, 51278929, 60271939, 73842713, 106496767, 122810129, 129380329, 145908847, 154245637, 156234169, 176427433, 197842337, 243578881, 271688534, 272264167, 292940137, 300694303, 373333697, 389675503, 401947273

Offset: 1

Author

Massimo Kofler, Jun 19 2022

Keywords

• nonn

Comments

A squarefree subsequence of taxicab numbers.

Examples

			16387189 = 5^3 + 254^3 = 197^3 + 206^3 = 7*13*31*37*157.
38253878 = 87^3 + 335^3 = 173^3 + 321^3 = 2*13*19*211*367.
44409995 = 138^3 + 347^3 = 176^3 + 339^3 = 5*7*97*103*127.
		

Links

• David A. Corneth, Table of n, a(n) for n = 1..3057 (terms <= 10^13)
• Eric Weisstein's World of Mathematics, Taxicab Number

Crossrefs

Intersection of A001235 and A046387.