87451

Appears in sequences

• Expansion of 1/((1-x)(1-3x)(1-9x)(1-12x)).at n=4A021704
• Structured octagonal prism numbers.at n=30A100176
• Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+4x+4y>0.at n=28A211626
• Numbers k for which the sum of digits of sigma(k) = the product of digits of sigma(k).at n=32A277217