1,2
Cf. A091165 + A091166 + A091167 + A091168 + A091169 + A091170 + A091171 + A091172 +3 (for 2, 3 & 5) = A006880.
Sequence in context: A084399 A067057 A123960 this_sequence A000184 A007613 A043037
Adjacent sequences: A091166 A091167 A091168 this_sequence A091170 A091171 A091172
nonn
Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 12 2004
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