1,1

Row 11 is a truncation of row 12.

Triangle begins:

[1, [5]],

[2, [37, 41]],

[3, [157, 173, 181]],

[4, [1277, 1289, 1297, 1301]],

[5, [4441, 4457, 4481, 4493, 4513]],

[6, [8669, 8677, 8681, 8689, 8693, 8713]],

[7, [14533, 14537, 14549, 14557, 14561, 14593, 14621]],

[8, [883241, 883249, 883273, 883357, 883397, 883409, 883429, 883433]],

[9, [10006957, 10006973, 10007021, 10007077, 10007161, 10007177, 10007201, 10007269, 10007273]],

[10, [530551397, 530551457, 530551633, 530551669, 530551717, 530551733, 530551753, 530551757, 530551829, 530551841]],

[11, [931953301, 931953389, 931953397, 931953409, 931953433, 931953437, 931953469, 931953509, 931953569, 931953637, 931953709]],

[12, [931953301, 931953389, 931953397, 931953409, 931953433, 931953437, 931953469, 931953509, 931953569, 931953637, 931953709, 931953733]]];}

Sequence in context: A043075 A106129 A096673 this_sequence A071680 A141182 A127589

Adjacent sequences: A144957 A144958 A144959 this_sequence A144961 A144962 A144963

nonn,tabl

David Broadhurst, Feb 24 2009