0,2
This definition is incomplete. I have the full definition in my files (somewhere). A005638 is the main entry for this sequence.
P. A. Morris, personal communication.
Cf. A005638.
Sequence in context: A027073 A027078 A009567 this_sequence A129427 A120774 A128324
Adjacent sequences: A003172 A003173 A003174 this_sequence A003176 A003177 A003178
nonn
njas
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