TY - JOUR AU - G. Huff TI - On pairings of the first 2n natural numbers JO - Acta Arithmetica PY - 1973 SP - 117 EP - 126 VL - 23 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-23-2-117-126/ DO - 10.4064/aa-23-2-117-126 LA - en ID - 10_4064_aa_23_2_117_126 ER -