1,2
with(numtheory): f := n->order(4, 4*n-1);
Sequence in context: A026188 A026212 A057033 this_sequence A101157 A077952 A077975
Adjacent sequences: A003571 A003572 A003573 this_sequence A003575 A003576 A003577
nonn
N. J. A. Sloane (njas(AT)research.att.com).
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