1,3
Cf. A125084.
Sequence in context: A131560 A067709 A102545 this_sequence A045521 A076434 A049441
Adjacent sequences: A125082 A125083 A125084 this_sequence A125086 A125087 A125088
nonn
Artur Jasinski (grafix(AT)csl.pl), Nov 20 2006
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