OFFSET
1,2
FORMULA
a(n) = Sum_{k=1..floor((n+1)/2)} (k+1) * A023531(n+1-k). - Sean A. Irvine, Jun 26 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
a(64) corrected and title simplified by Sean A. Irvine, Jun 26 2019
STATUS
approved