OFFSET
1,1
REFERENCES
S. S. Gupta, "EPRNs" in Science Today (Subsequently renamed '2001'), pp. 77, Feb 1987, Times of India, Mumbai.
LINKS
David W. Wilson, Hans Havermann, Table of n, a(n) for n = 1..10000 [ninety of David Wilson's terms had ended in zero; these were deleted and an additional ninety terms added by Hans Havermann, Feb 11 2012]
S. S. Gupta, EPRNs
EXAMPLE
63504 = 144*441 = 252*252; 7812756 = 1236*6321 = 2163*3612.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Lekraj Beedassy, Apr 23 2006
EXTENSIONS
Edited and corrected by Klaus Brockhaus, Aug 21 2007
Edited by N. J. A. Sloane, Aug 01 2019
STATUS
approved