Trait ANumber Sequence
Catalan
Triangle A053121 [1 0 1 1 0 1 0 2 0 1 ]
Reverse A052173 [1 1 0 1 0 1 1 0 2 0 ]
Inverse A049310 [1 0 1 -1 0 1 0 -2 0 1 ]
RevInv A053119 [1 1 0 1 0 -1 1 0 -2 0 ]
DiagTri nomatch [1 0 1 1 0 0 2 2 1 0 ]
PolyTri nomatch [1 0 1 1 1 1 0 2 2 1 ]
Sum A001405 [1 1 2 3 6 10 20 35 70 126 ]
EvenSum A126869 [1 0 2 0 6 0 20 0 70 0 ]
OddSum A138364 [0 1 0 3 0 10 0 35 0 126 ]
AltSum A001405 [1 -1 2 -3 6 -10 20 -35 70 -126 ]
DiagSum nomatch [1 0 2 0 5 0 14 0 42 0 ]
Middle nomatch [1 0 0 2 3 0 0 14 20 0 ]
Central nomatch [1 0 3 0 20 0 154 0 1260 0 ]
LeftSide A126120 [1 0 1 0 2 0 5 0 14 0 ]
RightSide A000012 [1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ]
PosHalf A121724 [1 1 5 9 45 97 485 1145 5725 14289 ]
NegHalf A121724 [1 1 5 9 45 97 485 1145 5725 14289 ]
PolyVal2 A054341 [1 2 5 12 30 74 185 460 1150 2868 ]
PolyVal3 A126931 [1 3 10 33 110 366 1220 4065 13550 45162 ]
BinConv A344500 [1 1 2 7 21 66 216 715 2395 8101 ]
IBinConv A344500 [1 1 2 7 21 66 216 715 2395 8101 ]
TransSqrs nomatch [0 1 4 11 28 66 152 339 748 1622 ]
TransNat0 A045621 [0 1 2 5 10 22 44 93 186 386 ]
TransNat1 A000079 [1 2 4 8 16 32 64 128 256 512 ]