[seqfan] Parity of digital sum vs. digital root

jnthn stdhr jstdhr at gmail.com
Tue Jan 23 19:50:43 CET 2018


Hi folks.

Integers m for which the parity of the digital sum of m is opposite that of
its digital root are: 19, 28, 29, 37, 38, 39, ...

It appears that neither this sequence nor its companion are in the
database.  Should they be entered?


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