Number of 5-tuples (v1,v2,v3,v4,v5) of nonnegative integers less than n such that v1 <= v4, v1 <= v5, v2 <= v4 and v3 <= v4.

A085462

Number of 5-tuples (v1,v2,v3,v4,v5) of nonnegative integers less than n such that v1 <= v4, v1 <= v5, v2 <= v4 and v3 <= v4.

Terms

    a(0) =1a(1) =14a(2) =77a(3) =273a(4) =748a(5) =1729a(6) =3542a(7) =6630a(8) =11571a(9) =19096a(10) =30107a(11) =45695a(12) =67158a(13) =96019a(14) =134044a(15) =183260a(16) =245973a(17) =324786a(18) =422617a(19) =542717a(20) =688688a(21) =864501a(22) =1074514a(23) =1323490a(24) =1616615a(25) =1959516a(26) =2358279a(27) =2819467a(28) =3350138a(29) =3957863

External references