A073569 Numbers k such that A002034(k) = A066272(k).

63, 72, 126, 140, 180, 189, 210, 225, 252, 275, 325, 378, 405, 500, 504, 560, 585, 715, 756, 810, 819, 875, 891, 900, 1001, 1080, 1134, 1152, 1232, 1292, 1530, 1600, 1650, 1680, 1785, 1872, 2093, 2128, 2250, 2295, 2340, 2376, 2464, 2565, 2574

Offset: 1

Author

Jason Earls, Aug 31 2002

Keywords

• nonn

Examples

			a(1) = 63 since A002034(63) = 7 and 63 has A066272(63) = 7 anti-divisors: {2, 5, 6, 14, 18, 25, 42}.
		

Crossrefs

Cf. A002034, A066272.

Extensions

More terms from Max Alekseyev, Jan 31 2012

1 removed by Sean A. Irvine, Dec 09 2024