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A214134 Smallest member of sociable quadruples that follow W. Borho's construction rule. 1
28158165, 2387776550, 88585861815, 111375706442, 1092162882824, 39436853599990, 65747483238255, 92180272746590, 96642590616495, 209709847893070, 223599822374385, 430324482433184, 535975018716375, 1107681705347175, 1210691484867410, 1356505589071269 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Blankenagel, Karsten; Borho, Walter; vom Stein, Axel. New amicable four-cycles. Math. Comp. 72 (2003), no. 244, 2071--2076 (electronic). MR1986823 (2004c:11006)
Michel Marcus, Construction rule
CROSSREFS
Cf. A090615.
Sequence in context: A204805 A216903 A114681 * A205933 A101639 A213914
KEYWORD
nonn
AUTHOR
Michel Marcus, Jul 05 2012
EXTENSIONS
b-file removed and construction rules updated by Michel Marcus, Dec 04 2014
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)