Number of segments needed to draw (on the infinite square grid) a diagram of regions and partitions of n.

A211026

Number of segments needed to draw (on the infinite square grid) a diagram of regions and partitions of n.

Terms

    a(0) =4a(1) =6a(2) =8a(3) =12a(4) =16a(5) =24a(6) =32a(7) =46a(8) =62a(9) =86a(10) =114a(11) =156a(12) =204a(13) =272a(14) =354a(15) =464a(16) =596a(17) =772a(18) =982a(19) =1256a(20) =1586a(21) =2006a(22) =2512a(23) =3152a(24) =3918a(25) =4874a(26) =6022a(27) =7438a(28) =9132a(29) =11210

External references