1,2
Sequence in context: A032951 A140823 A115063 this_sequence A023809 A046100 A023757
Adjacent sequences: A013935 A013936 A013937 this_sequence A013939 A013940 A013941
nonn
N. J. A. Sloane (njas(AT)research.att.com), Henri Lifchitz (100637.64(AT)CompuServe.COM)
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