Centered cuboctahedral numbers: the number of integer triples (x,y,z) such that max(|x|,|y|,|z|) <= n and |x|+|y|+|z| <= 2n.

A371532

Centered cuboctahedral numbers: the number of integer triples (x,y,z) such that max(|x|,|y|,|z|) <= n and |x|+|y|+|z| <= 2n.

Terms

    a(0) =1a(1) =19a(2) =93a(3) =263a(4) =569a(5) =1051a(6) =1749a(7) =2703a(8) =3953a(9) =5539a(10) =7501a(11) =9879a(12) =12713a(13) =16043a(14) =19909a(15) =24351a(16) =29409a(17) =35123a(18) =41533a(19) =48679a(20) =56601a(21) =65339a(22) =74933a(23) =85423a(24) =96849a(25) =109251a(26) =122669a(27) =137143a(28) =152713a(29) =169419

External references