1,1
Archimedeans Problems Drive, Eureka, 26 (1963), 12.
Essentially same as A001043.
Adjacent sequences: A011971 A011972 A011973 this_sequence A011975 A011976 A011977
Sequence in context: A002960 A022942 A024534 this_sequence A049633 A066614 A045746
nonn,easy
N. J. A. Sloane (njas(AT)research.att.com).
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