1,2

P. Cvitanovic, B. Lautrup and R. B. Pearson, Number and weights of Feynman diagrams, Phys. Rev. D 18 (1978), 1939-1949.

P. Cvitanovic, B. Lautrup and R. B. Pearson, The number and weights of Feynman diagrams, Phys. Rev. D18, 1939 (1978).

Adjacent sequences: A005409 A005410 A005411 this_sequence A005413 A005414 A005415

Sequence in context: A074525 A118331 A138420 this_sequence A107888 A138274 A060913

nonn

njas