**Primitive elements of A060355: n such that n and n+1 are powerful but n is not of the form 4m(m+1) where m and m+1 are powerful.**

*8, 675, 9800, 12167, 235224, 465124, 11309768, 4931691075, 5425069447*

*2 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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