Number of blocks in a Steiner Quadruple System of order A047235(n+1).

Terms

a(0) =1a(1) =14a(2) =30a(3) =91a(4) =140a(5) =285a(6) =385a(7) =650a(8) =819a(9) =1240a(10) =1496a(11) =2109a(12) =2470a(13) =3311a(14) =3795a(15) =4900a(16) =5525a(17) =6930a(18) =7714a(19) =9455a(20) =10416a(21) =12529a(22) =13685a(23) =16206a(24) =17575a(25) =20540a(26) =22140a(27) =25585a(28) =27434a(29) =31395